Come and see our amazing products. Glowing hair is 13 3/4 inch,it is made of optical fiber.The color of light does not stay the same. It will be alternating 5 different colors so it is pretty eye-catching in the dark.The light up hair accessories come in a variety of colors that can be matched to your style or mood. Multicolor LED braids hair tensions dispersed in the back of the hair, for adding an extra flair to the night, led hair clips with ON/OFF switch easy to turn off and on.(Battery inclueded). The led lights hair easy and quick to clip on and off of hair, backpack, purse, or clothing. You can cut them match your natural hair length. if the battery is dead, and you can easily replace the battery and reused.It is suitable for rave party, prom, holidays, parties, nightlife, concerts, raves, festivals, weddings, great Pls confirm with us about the packing info, stock color and exact production time before placing your order.